<template>
  <view class="my-settle-container">
    <label class="radio" @click="changeAllGoodsState">
      <radio :checked="isFullCheck" color='#c00000' /><text>全选</text>
    </label>
    <view class="amount-box">
      合计：<text class="amount">￥{{checkedGoodsAmount}}</text>
    </view>
    <view class="btn-settle" @click="settlement">结算({{checkedCount}})</view>
  </view>
</template>
<script>
  import {
    mapGetters,
    mapMutations,
    mapState
  } from 'vuex'
  export default {
    data() {
      return {
        seconds: 3,
        timer: null
      }
    },
    computed: {
      ...mapGetters('m_cart', ['checkedCount', 'total', 'checkedGoodsAmount']),
      ...mapGetters('m_user', ['addStr']),
      ...mapState('m_user', ['token']),
      ...mapState('m_cart',['cart']),
      isFullCheck() {
        return this.total === this.checkedCount
      }
    },
    methods: {
      ...mapMutations('m_cart', ['changeGoodsState']),
      ...mapMutations('m_user', ['updateRedirecInfo']),
      changeAllGoodsState() {
        this.changeGoodsState(!this.isFullCheck)
      },
      settlement() {
        if (!this.checkedCount) return uni.$showMsg('请选择要结算的商品')
        if (!this.addStr) return uni.$showMsg('请选择您的收货地址')
        if (!this.token) return this.delayNavigate()
        this.payOrder()
      },
      async payOrder(){
        const orderInfo={
          // order_price:this.checkedGoodsAmount,
          order_price:0.01,
          consignee_address:this.addStr,
          goods:this.cart.filter(x => x.goods_state).map(x => ({ goods_id: x.goods_id, goods_number: x.goods_count, goods_price: x.goods_price }))
        }
        const { data: res } = await uni.$http.post('/api/public/v1/my/orders/create', orderInfo)
        if (res.meta.status !== 200) return uni.$showMsg('创建订单失败！')
        const orderNumber = res.message.order_number
       // 2. 订单预支付
         // 2.1 发起请求获取订单的支付信息
         const { data: res2 } = await uni.$http.post('/api/public/v1/my/orders/req_unifiedorder', { order_number: orderNumber })
         // 2.2 预付订单生成失败
         if (res2.meta.status !== 200) return uni.$showMsg('预付订单生成失败！')
         // 2.3 得到订单支付相关的必要参数
         const payInfo = res2.message.pay
          // 3. 发起微信支付
            // 3.1 调用 uni.requestPayment() 发起微信支付
            const [err, succ] = await uni.requestPayment(payInfo)
            // 3.2 未完成支付
            if (err) return uni.$showMsg('订单未支付！')
            // 3.3 完成了支付，进一步查询支付的结果
            const { data: res3 } = await uni.$http.post('/api/public/v1/my/orders/chkOrder', { order_number: orderNumber })
            // 3.4 检测到订单未支付
            if (res3.meta.status !== 200) return uni.$showMsg('订单未支付！')
            // 3.5 检测到订单支付完成
            uni.showToast({
              title: '支付完成！',
              icon: 'success'
            })
      },
      delayNavigate() {
        this.seconds = 3
        this.showTips(this.seconds)
        this.timer = setInterval(() => {
            this.seconds--
            if (this.seconds <= 0) {
              clearInterval(this.timer)
              uni.switchTab({
                url: "/pages/my/my",
                success: () => {
                  this.updateRedirecInfo({openType: 'switchTab',from: '/pages/cart/cart'})
                }
              })
              return
            }
            this.showTips(this.seconds)
          },
          1000)
      },
      showTips(n) {
        uni.showToast({
          icon: 'none',
          title: '请登录后再结算！' + n + ' 秒后自动跳转到登录页',
          mask: true,
          duration: 1500
        })
      }
    }
  }
</script>
<style lang="scss">
  .my-settle-container {

    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 14px;
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 50px;
    background-color: white;

    .radio {
      display: flex;
      align-items: center;
      padding-left: 5px;
    }

    .amount-box {
      .amount {
        color: #c00000;
        font-weight: bold;
      }
    }

    .btn-settle {
      background-color: #c00000;
      color: white;
      height: 50px;
      min-width: 100px;
      text-align: center;
      line-height: 50px;
      padding: 0 10px;

    }
  }
</style>
